6167005722161 has 4 divisors (see below), whose sum is σ = 6179668978752. Its totient is φ = 6154342465572.

The previous prime is 6167005722149. The next prime is 6167005722187. The reversal of 6167005722161 is 1612275007616.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6167005722161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6167005722191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6331627565 + ... + 6331628538.

It is an arithmetic number, because the mean of its divisors is an integer number (1544917244688).

Almost surely, 2^{6167005722161} is an apocalyptic number.

It is an amenable number.

6167005722161 is a deficient number, since it is larger than the sum of its proper divisors (12663256591).

6167005722161 is a wasteful number, since it uses less digits than its factorization.

6167005722161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12663256590.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 6167005722161 in words is "six trillion, one hundred sixty-seven billion, five million, seven hundred twenty-two thousand, one hundred sixty-one".